<ul class="nav nav-tabs">
<li <?php if (get ( 'a' ) == 'default'): ?> class="active" <?php endif; ?>><a href="<?php echo $this->_var['appadmin']; ?>?m=coupon">管理优惠券</a></li>
<li <?php if (get ( 'a' ) == 'add'): ?> class="active" <?php endif; ?>><a href="<?php echo $this->_var['appadmin']; ?>?m=coupon&a=add">添加优惠券</a></li>
<li <?php if (get ( 'a' ) == 'user'): ?> class="active" <?php endif; ?>><a href="<?php echo $this->_var['appadmin']; ?>?m=coupon&a=user">优惠券用户</a></li>
</ul>